Getting error-You have either selected a tax liability account on a transaction where it's not allowed, or haven't specified a tax rate along with it.

I know a way to rectify the error you've encountered in creating invoices in QuickBooks Online (QBO), almost.

Let's verify if it's a data problem by logging in to your QuickBooks Online (QBO) account using a private browsing window. Occasionally, the browser retains frequently visited data, which can lead to websites like QBO behaving unusually. The following are the keyboard shortcuts:

• Google Chrome: press Ctrl + Shift + N
• Mozilla Firefox: press Ctrl + Shift + P
• Safari: press Command + Shift + N

After completing the task, it is recommended to clear your browser's cache or cookies to avoid similar issues in the future. Alternatively, opting for one of the browsers that are supported can also be a wise decision.

If the same thing happens, would you elaborate on the steps you've taken before getting the error message? This is to gather further details of why you were prompted with the error when creating an invoice.

Furthermore, you can check out this article to see how you can record an invoice payment once your client pays their statement of charges: Record an invoice payment.

I'll keep an eye on this matter to ensure you get the assistance needed in creating a transaction. The Community is open 24/7 to lend a hand for help. Stay safe!